Slaesforce FAQ

how to get contentdocumentid of attachment salesforce apex

by Niko Walsh III Published 2 years ago Updated 2 years ago
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If you need to acquire files that are attached to a specific object in Salesforce, you'd need to first perform a query against ContentDocumentLink and filter upon LinkedEntityId with the Id of the record-attached-to. The ContentDocumentLink field ContentDocumentId will then let you perform the above query against ContentVersion. Share

Full Answer

Where are Salesforce files stored instead of attachment?

Salesforce Files stored now instead of Attachment to Salesforce File Object called “ ContentVersion “. Salesforce Files are available in Files home for users to share and manage. By contrast, an attachment to a record is available only from the record. Uploading a file as a Salesforce File instead of an attachment doesn’t change access to the file.

What is content document link in Salesforce?

One Content Document can have multiple content versions. Content Document Link:- Represents the link between a Salesforce CRM Content document or Salesforce file and where it’s shared. A file can be shared with other users, groups, records, and Salesforce CRM Content libraries. Here is the code for the test class.

How do I become the owner of a Salesforce CRM content document?

The Salesforce CRM Content app must be enabled. The user who is becoming the owner of the document must have a Salesforce CRM Content feature license. The user is the current owner, or has either the “Modify All Data” or "Manage Salesforce CRM Content” permission enabled.

What is the difference between attachments and content tables?

The Content tables are considerably more complex than Attachments. The file content is held in the ContentVersion object; one ContentDocument has one or many versions, as well as an arbitrary number of ContentDocumentLink records connecting it to records to which it is shared.

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How do I get ContentVersion from ContentDocument?

ContentVersion can be found easily from setup then under the object manager list. For getting it's IDs we can query: Select ID from contentVersion; The above query gives the list of IDs of contentVersion for which contentDocument is present as it is related to that.

How do you read an apex attachment body?

You have to use att. body. toString() to get the content of the attachment. This only works if the blob is actually contains only text and not binary data.

How do I export ContentDocumentLink from Salesforce?

To export data with the Data Loader, rather than the Weekly Data Export feature, use the steps below to export ContentDocumentLink filtered by object.Launch the Data Loader.Click Export.Click "Show all Salesforce objects"Select Content Document Link and click Next.More items...

How do I query related files in Salesforce?

Steps to enable the permission for users:Set Up > Permission Set > New.Enter in the preferred details.Click Save.Click App Permissions.Click Edit,Navigate to "Query All Files".Check the "Query All Files" checkbox.Click Save.More items...

Where can I find attachment object in Salesforce?

Attachments appear in the Notes & Attachments Related List. Salesforce Files use ContentVersion records which are then associated with a parent record. Files appear in the Files Related List on the parent record. If you would like to use Attachments, you can continue reading this help document!

Where are Salesforce attachments stored?

Files attached to emails and events can be saved in Salesforce as Content documents (Files) or as Attachment objects, the former being the default way. In either case the files are stored in Salesforce under Notes & Attachments of the primary associated object(s).

How do I export files from data loader?

Export DataOpen the Data Loader.Click Export. ... Enter your Salesforce username and password, and click Log in.When you're logged in, click Next. ... Choose an object. ... Select the CSV file to export the data to. ... Click Next.Create a SOQL query for the data export.More items...

Can you mass export files from Salesforce?

The only way to download files en masse from Salesforce.com is via the data export feature. However, you have your data export set to a weekly schedule (which is highly recommended!), but the most recent export was on Sunday. You won't be able to export data for another 6 days.

How do I export data from dataloader io?

From Setup, enter Dataloader.io in the Quick Find box, then select Dataloader.io....The next step is to select the Account object, rename the file to be extracted, and save it to the desktop.Click NEW TASK and select EXPORT.Leave the Connection selection as is and select Account from the Object list.Click Next.More items...

How do I query attachments from Mailmessage in Salesforce?

EmailMessage msg = [select e. TextBody, (select Name from Attachments) from EmailMessage e WHERE e.Id = '02s0m000000asfSAAQ' ]; System. debug(msg. Attachments);

What is ParentId in ContentDocument?

The docs say regarding ParentId on ContentDocument : ID of the library that owns the document. Created automatically when inserting a ContentVersion via the API for the first time. This field is available in API version 24.0 and later when Salesforce CRM Content is enabled.

How do I find files in Salesforce?

To find specific documents, use the Find Document button on the documents home page.Click the Documents tab.Enter your search terms. Salesforce searches the following fields: ... Click Find Document. ... To go to the detail page for a document, select the document or click View.

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